QG uchungechunge steel ipayipi shot ukuqhumisa umshini ukwelashwa ebusweni, ukusula enamathela oxide, Welding slag, kokuvela sheen metallic, okwandisa indawo ebusweni, okuyinto esivuna UV. Kusebenza kulayini we-petroleum namakhemikhali, insimbi, ukufudumeza okuphakathi kwedolobha, amanzi amaphakathi njll.
Funda kabanziThumela Uphenyo